| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] have [been] [v-ing] | 2193 |
|
| 2 | if [pron] have [been] [verb] | 1105 |
|
| 3 | if [pron] [verb] [been] [v-ing] | 347 |
|
| 4 | if [pron] have [be] [v-ing] | 347 |
|
